LATEST Ancient Prototypes of Proxy Warfare: The Economic and Logistical Burden of Roman and Persian Proxy Networks among Arab Tribes and Caucasian Powers
SEARCH
DB ONLINE
EN ▾
Martin P4M Mercator
Photo: USN · Wikimedia Commons · Public domain
REC // INTEL FEED

MartinP4MMercator

Maritime Patrol & ASW Aircraft · United States · 1946
ADD TO COMPARE

MartinP4MMercator

Martin P4M Mercator
Martin P4M Mercator Photo: USN · Wikimedia Commons · Public domain
* Absolute score — assessed within category · no era adjustment
ASW Effectiveness
40
Sensor Suite
35
Endurance
60
Range
65
Weapons Payload
45
Sonobuoy Capability
20
Search Coverage
50
Reliability
55
Technology
30
Cost-Effectiveness
25
Origin United States
CategoryMaritime Patrol & ASW Aircraft
In service1946
Operators1 countries
Quantity21
Data Quality84%
44
Maritime Patrol & ASW Aircraft MASS Rating
68/130
All-Time
Maritime Patrol & ASW Aircraft · 10 axes scored
ASW Effectiveness
40
Sensor Suite
35
Endurance
60
Range
65
Weapons Payload
45
Sonobuoy Capability
20
Search Coverage
50
Reliability
55
Technology
30
Cost-Effectiveness
25
ⓘ Regardless of era, the same scoring system applies to all units in the maritime patrol & asw aircraft category.
01 / Overview
Martin P4M Mercator
Production
1946–
Quantity
21
Operators
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
MARITIME PATROL & ASW AIRCRAFT
—
PERFORMANCE/PRICE
30
UNIT COST (2025 USD)
—
44
maritime patrol & asw aircraft category
ⓘ Performance/Price and MASS score are computed across all units in the maritime patrol & asw aircraft category, regardless of era.
02 / Specs & Design
◎General6MOD.6
  • Base AirframeModel 219
  • Mission Typemaritime reconnaissance / electronic reconnaissance
  • Service Entry Year1950
  • Flight Crew9
  • Mission Crew14
  • In ServiceNo
◈Powerplant2MOD.2
  • Engine TypePratt & Whitney R-4360-20A Wasp Major
  • Number of Engines2
▣Performance1MOD.1
  • Service Ceiling10,546.08 m
◇Mission Systems2MOD.2
◆Armament (ASW/Strike)1MOD.1
  • TorpedoesYes
▤Production2MOD.2
  • Total Built21
  • Operators1
⬢Service History2MOD.2
  • Retirement Year1960
  • Operational StatusRetired
03 / History
SERVICE LIFESPANStill in Service
  1. 1946Production started
  2. 1950Entered service
80
years in service
21
units produced
1
countries operating
ⓘ The producing country still actively operates it.
04 / Operators
Operator Inventory1country · 21units
21active
📖 TERMS ON THIS PAGE2terms
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Maritime Patrol & ASW Aircraft entry →